Accused killer's best friend never saw signs of violence

ONE MINUTE JOSH HOFER WAS AT A PARK PLAYING BALL with his best friend...TWENTY MINUTES LATER HE WAS AT A CRIME SCENE. JOSH'S BEST FRIEND IS MURDER DEFENDANT JOSH CARMONA. HE'S ACCUSED OF USING A BASEBALL BAT AND BUTCHER KNIFE TO KILL HIS OWN MOTHER. BUT IT'S WHAT HE DID *AFTER THE MURDER THAT IS STILL CHILLING FOR HIS BEST FRIEND.